/* 显示进度条 */

/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
body::-webkit-scrollbar {
    display: block;
    /* -webkit-appearance: none; */
    background-color: #F5F5F5;
}

body::-webkit-scrollbar:vertical {
    width: 11px;
}

body::-webkit-scrollbar:horizontal {
    height: 11px;
}

/*定义滑块*/
body::-webkit-scrollbar-thumb {
    border-radius: 8px;
    border: 2px solid white; /* should match background, can't be transparent */
    background-color: rgba(0, 0, 0, .5);
}